This was a known bug in line_profiler that is fixed with the 2.0 release.
Try upgrading to line_profiler==2.0 and let us know if there's still a
problem.
On Thursday, September 1, 2016 at 7:03:31 AM UTC-7, Travis Scrimshaw wrote:
>
> I just installed the line profiler because I want to do %lprun, but this
> is broken in 7.4.beta2 (likely is beta0)
>
> ┌────────────────────────────────────────────────────────────────────┐
> │ SageMath version 7.4.beta2, Release Date: 2016-08-26 │
> │ Type "notebook()" for the browser-based notebook interface. │
> │ Type "help()" for help. │
> └────────────────────────────────────────────────────────────────────┘
> ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
> ┃ Warning: this is a prerelease version, and it may be unstable. ┃
> ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛
> from[SageTerminalApp] WARNING | Error in loading extension: line_profiler
> Check your config files in /home/travis/.sage/ipython-5.0.0/
> profile_default
> Traceback (most recent call last):
> File
> "/home/travis/sage-build/local/lib/python2.7/site-packages/IPython/core/shellapp.py"
> , line 246, in init_extensions
> self.shell.extension_manager.load_extension(ext)
> File
> "/home/travis/sage-build/local/lib/python2.7/site-packages/IPython/core/extensions.py"
> , line 85, in load_extension
> if self._call_load_ipython_extension(mod):
> File
> "/home/travis/sage-build/local/lib/python2.7/site-packages/IPython/core/extensions.py"
> , line 132, in _call_load_ipython_extension
> mod.load_ipython_extension(self.shell)
> File
> "/home/travis/sage-build/local/lib/python2.7/site-packages/line_profiler.py"
> , line 372, in load_ipython_extension
> ip.define_magic('lprun', magic_lprun)
> AttributeError: 'SageTerminalInteractiveShell' object has no attribute
> 'define_magic'
>
> Volker and IPython upgrade people, please fix this (and %attach).
>
> Travis
>
>
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